{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,16]],"date-time":"2026-01-16T07:01:27Z","timestamp":1768546887424,"version":"3.49.0"},"reference-count":25,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2012,2,1]],"date-time":"2012-02-01T00:00:00Z","timestamp":1328054400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2012,2,1]],"date-time":"2012-02-01T00:00:00Z","timestamp":1328054400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"DOI":"10.13039\/100012371","name":"Faculty of Science and Engineering, University of Manchester","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100012371","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100006111","name":"Minist\u00e9rio da Ci\u00eancia, Tecnologia e Ensino Superior","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100006111","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Analytica Chimica Acta"],"published-print":{"date-parts":[[2012,2]]},"DOI":"10.1016\/j.aca.2011.12.002","type":"journal-article","created":{"date-parts":[[2011,12,11]],"date-time":"2011-12-11T03:26:34Z","timestamp":1323573994000},"page":"57-63","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":27,"special_numbering":"C","title":["Development of a chromatographic low pressure flow injection system: Application to the analysis of methylxanthines in coffee"],"prefix":"10.1016","volume":"715","author":[{"given":"Jo\u00e3o Rodrigo","family":"Santos","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ant\u00f3nio O.S.S.","family":"Rangel","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.aca.2011.12.002_bib0005","doi-asserted-by":"crossref","first-page":"101","DOI":"10.1016\/j.chroma.2007.05.090","volume":"1168","author":"Guiochon","year":"2007","journal-title":"J. Chromatogr. A"},{"key":"10.1016\/j.aca.2011.12.002_bib0010","doi-asserted-by":"crossref","first-page":"1494","DOI":"10.1016\/j.talanta.2010.02.058","volume":"81","author":"Tzanavaras","year":"2010","journal-title":"Talanta"},{"key":"10.1016\/j.aca.2011.12.002_bib0015","doi-asserted-by":"crossref","first-page":"121","DOI":"10.1016\/j.chroma.2004.12.006","volume":"1065","author":"Vovk","year":"2005","journal-title":"J. Chromatogr. A"},{"key":"10.1016\/j.aca.2011.12.002_bib0020","doi-asserted-by":"crossref","first-page":"205","DOI":"10.1016\/S0003-2670(03)00625-1","volume":"499","author":"Satinsky","year":"2003","journal-title":"Anal. Chim. Acta"},{"key":"10.1016\/j.aca.2011.12.002_bib0025","doi-asserted-by":"crossref","first-page":"12","DOI":"10.1016\/j.chroma.2006.03.072","volume":"1118","author":"Pelletier","year":"2006","journal-title":"J. Chromatogr. A"},{"key":"10.1016\/j.aca.2011.12.002_bib0030","doi-asserted-by":"crossref","first-page":"296","DOI":"10.1016\/j.talanta.2006.09.035","volume":"72","author":"Gonz\u00e1lez-San Miguel","year":"2007","journal-title":"Talanta"},{"key":"10.1016\/j.aca.2011.12.002_bib0035","doi-asserted-by":"crossref","first-page":"136","DOI":"10.1016\/j.aca.2007.03.048","volume":"600","author":"Adcock","year":"2007","journal-title":"Anal. Chim. Acta"},{"key":"10.1016\/j.aca.2011.12.002_bib0040","doi-asserted-by":"crossref","first-page":"226","DOI":"10.1016\/j.aca.2007.05.040","volume":"594","author":"Garc\u00eda-Jim\u00e9nez","year":"2007","journal-title":"Anal. Chim. Acta"},{"key":"10.1016\/j.aca.2011.12.002_bib0045","doi-asserted-by":"crossref","first-page":"499","DOI":"10.1016\/j.talanta.2009.04.012","volume":"79","author":"Claver","year":"2009","journal-title":"Talanta"},{"key":"10.1016\/j.aca.2011.12.002_bib0050","doi-asserted-by":"crossref","first-page":"121","DOI":"10.1016\/j.canlet.2008.08.022","volume":"277","author":"Nkondjock","year":"2009","journal-title":"Cancer Lett."},{"key":"10.1016\/j.aca.2011.12.002_bib0055","doi-asserted-by":"crossref","first-page":"163","DOI":"10.1016\/0304-3835(90)90183-X","volume":"52","author":"Rosenberg","year":"1990","journal-title":"Cancer Lett."},{"key":"10.1016\/j.aca.2011.12.002_bib0060","doi-asserted-by":"crossref","first-page":"695","DOI":"10.1016\/S1368-8375(03)00081-2","volume":"39","author":"Tavani","year":"2003","journal-title":"Oral Oncol."},{"key":"10.1016\/j.aca.2011.12.002_bib0065","doi-asserted-by":"crossref","first-page":"290","DOI":"10.1016\/j.ajog.2008.10.019","volume":"200","author":"Tang","year":"2009","journal-title":"Am. J. Obstet. Gynecol."},{"key":"10.1016\/j.aca.2011.12.002_bib0070","first-page":"169","volume":"25","author":"McCamey","year":"1990","journal-title":"Dev. Food Sci."},{"key":"10.1016\/j.aca.2011.12.002_bib0075","doi-asserted-by":"crossref","first-page":"287","DOI":"10.1016\/S0003-2670(98)00301-8","volume":"371","author":"Chen","year":"1998","journal-title":"Anal. Chim. Acta"},{"key":"10.1016\/j.aca.2011.12.002_bib0080","doi-asserted-by":"crossref","first-page":"195","DOI":"10.1016\/j.aca.2005.01.064","volume":"538","author":"Huck","year":"2005","journal-title":"Anal. Chim. Acta"},{"key":"10.1016\/j.aca.2011.12.002_bib0085","doi-asserted-by":"crossref","first-page":"284","DOI":"10.1007\/s0021663560284","volume":"356","author":"Meyer","year":"1996","journal-title":"Fresenius J. Anal. Chem."},{"key":"10.1016\/j.aca.2011.12.002_bib0090","doi-asserted-by":"crossref","first-page":"721","DOI":"10.1002\/1521-4109(200206)14:11<721::AID-ELAN721>3.0.CO;2-1","volume":"14","author":"Spataru","year":"2002","journal-title":"Electroanalysis"},{"key":"10.1016\/j.aca.2011.12.002_bib0095","doi-asserted-by":"crossref","first-page":"1007","DOI":"10.1016\/j.talanta.2005.04.066","volume":"67","author":"de Arag\u00e3o","year":"2005","journal-title":"Talanta"},{"key":"10.1016\/j.aca.2011.12.002_bib0100","doi-asserted-by":"crossref","first-page":"453","DOI":"10.1016\/S0021-9673(00)95059-3","volume":"291","author":"Terada","year":"1984","journal-title":"J. Chromatogr. A"},{"key":"10.1016\/j.aca.2011.12.002_bib0105","series-title":"A Guide to Microsoft Excel 2002 for Scientists and Engineers","author":"Liengme","year":"2002"},{"key":"10.1016\/j.aca.2011.12.002_bib0110","first-page":"237","volume":"38","author":"Alves","year":"2002","journal-title":"Braz. J. Pharm. Sci."},{"key":"10.1016\/j.aca.2011.12.002_bib0115","series-title":"Coffee \u2013 Determination of caffeine content \u2013 Method using high performance liquid chromatography","author":"ISO 10095:1992E. International Standard","year":"1992"},{"key":"10.1016\/j.aca.2011.12.002_bib0120","series-title":"Quantitative Chemical Analysis","author":"Harris","year":"1999"},{"key":"10.1016\/j.aca.2011.12.002_bib0125","series-title":"Statistics and Chemometrics for Analytical Chemistry","author":"Miller","year":"2000"}],"container-title":["Analytica Chimica Acta"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0003267011016370?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0003267011016370?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,2]],"date-time":"2025-11-02T11:21:12Z","timestamp":1762082472000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0003267011016370"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2012,2]]},"references-count":25,"alternative-id":["S0003267011016370"],"URL":"https:\/\/doi.org\/10.1016\/j.aca.2011.12.002","relation":{},"ISSN":["0003-2670"],"issn-type":[{"value":"0003-2670","type":"print"}],"subject":[],"published":{"date-parts":[[2012,2]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Development of a chromatographic low pressure flow injection system: Application to the analysis of methylxanthines in coffee","name":"articletitle","label":"Article Title"},{"value":"Analytica Chimica Acta","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.aca.2011.12.002","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2011 Elsevier B.V. All rights reserved.","name":"copyright","label":"Copyright"}]}}